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      <img src="../logo.svg" class="logo" alt=""><h1>NAICS - See the names of industrial categories and their NAICS code</h1>
      <small class="dont-index">Source: <a href="https://github.com/USEPA/EJAM/blob/HEAD/R/NAICS_FUNCTIONS.R" class="external-link"><code>R/NAICS_FUNCTIONS.R</code></a></small>
      <div class="d-none name"><code>naics_categories.Rd</code></div>
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    <div class="ref-description section level2">
    <p>Easy way to list the 2-digit NAICS (17 categories), or other level</p>
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    <h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">naics_categories</span><span class="op">(</span>digits <span class="op">=</span> <span class="fl">2</span>, dataset <span class="op">=</span> <span class="fu">EJAM</span><span class="fu">::</span><span class="va"><a href="NAICS.html">NAICS</a></span><span class="op">)</span></span></code></pre></div>
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    <h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>


<dl><dt id="arg-digits">digits<a class="anchor" aria-label="anchor" href="#arg-digits"></a></dt>
<dd><p>default is 2, for 2-digits NAICS, the top level, but could be up to 6.</p></dd>


<dt id="arg-dataset">dataset<a class="anchor" aria-label="anchor" href="#arg-dataset"></a></dt>
<dd><p>Should default to the dataset called NAICS, installed with this package.
see <a href="NAICS.html">NAICS</a>  Check attr(NAICS, 'year')</p></dd>

</dl></div>
    <div class="section level2">
    <h2 id="value">Value<a class="anchor" aria-label="anchor" href="#value"></a></h2>
    <p>matrix with 1 column of 2-digit codes and rownames that look like
"22 - Utilities" etc.</p>
    </div>
    <div class="section level2">
    <h2 id="details">Details<a class="anchor" aria-label="anchor" href="#details"></a></h2>
    <p>Also see <a href="https://www.naics.com/search/" class="external-link">https://www.naics.com/search/</a></p>
<p>There are this many NAICS codes roughly by number of digits in the code:</p>
<p>table(nchar(NAICS))</p>
<p>2    3    4    5    6</p>
<p>17   99  311  709 1057</p>
<p>See <a href="https://www.census.gov/naics/" class="external-link">https://www.census.gov/naics/</a></p>
    </div>
    <div class="section level2">
    <h2 id="see-also">See also<a class="anchor" aria-label="anchor" href="#see-also"></a></h2>
    <div class="dont-index"><p><a href="naics_from_any.html">naics_from_any</a>  <a href="NAICS.html">NAICS</a></p></div>
    </div>

    <div class="section level2">
    <h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span> <span class="fu">naics_categories</span><span class="op">(</span><span class="op">)</span></span></code></pre></div>
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